The Total Access 900 Series offers a single T1 network interface, while the Total Access 900e Series offers up to four T1s. User interfaces include up to 24 FXS ports for analog voice delivery, an integrated DSX-1 port for PBX connectivity (T1 CAS or PRI),and one 10/100Base-T Ethernet interface(s) for access to the Total Access 900/900e’s router or WAN access. The Total Access 900/900e Series can be coupled with a NetVanta® Power over Ethernet (PoE) switch to provide connectivity to a variety of network devices and personal computers, as well as to power IP phones and Wireless Access Points (WAPs).